Switch to using modules in the library

cli/component.cpp

@@ -12,9 +12,9 @@ module;
 #include <ftxui/component/component.hpp>
 #include <ftxui/dom/elements.hpp>
 
-#include "katja/repository.hpp"
+import katja.repository;
 
-export module component;
+export module katja.component;
 
 export namespace katja
 {

cli/main.cpp

@@ -3,17 +3,20 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
+module;
+
 #include <filesystem>
+#include <memory>
 
 #include <ftxui/component/screen_interactive.hpp>
 #include <ftxui/dom/elements.hpp>
 #include <ftxui/component/component.hpp>
 #include <toml.hpp>
 
-#include "katja/sbo.hpp"
-#include "katja/database.hpp"
-
-import page;
+import katja.database;
+import katja.repository;
+import katja.sbo;
+import katja.page;
 
 int main(int argc, const char **argv)
 {

cli/page.cpp

@@ -9,11 +9,12 @@ module;
 
 #include <ftxui/component/component.hpp>
 
-#include "katja/repository.hpp"
+import katja.database;
+import katja.repository;
 
-export module page;
+export module katja.page;
 
-import component;
+import katja.component;
 
 export namespace katja
 {